69742520

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1\times {\mathrm{283}}^1$

素因数の和:456

約数の個数: 64

約数和(自身を含む): 161641440

約数和(自身を除く): 91898920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 101, 122, 202, 244, 283, 305, 404, 488, 505, 566, 610, 808, 1010, 1132, 1220, 1415, 2020, 2264, 2440, 2830, 4040, 5660, 6161, 11320, 12322, 17263, 24644, 28583, 30805, 34526, 49288, 57166, 61610, 69052, 86315, 114332, 123220, 138104, 142915, 172630, 228664, 246440, 285830, 345260, 571660, 690520, 1143320, 1743563, 3487126, 6974252, 8717815, 13948504, 17435630, 34871260, 69742520]

約数ペア:

[(1, 69742520), (2, 34871260), (4, 17435630), (5, 13948504), (8, 8717815), (10, 6974252), (20, 3487126), (40, 1743563), (61, 1143320), (101, 690520), (122, 571660), (202, 345260), (244, 285830), (283, 246440), (305, 228664), (404, 172630), (488, 142915), (505, 138104), (566, 123220), (610, 114332), (808, 86315), (1010, 69052), (1132, 61610), (1220, 57166), (1415, 49288), (2020, 34526), (2264, 30805), (2440, 28583), (2830, 24644), (4040, 17263), (5660, 12322), (6161, 11320)]